Home / 351,140.16-527,005.20-151,611.36

Finding the Fourth Proportional to 351,140.16, 527,005.20 and 151,611.36

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Solution

The fourth proportional to 351,140.16, 527,005.20 and 151,611.36 is: 227,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,140.16 : 527,005.20 = 151,611.36 : x
  2. Step 2: Convert to fraction form
    351,140.16/527,005.20 = 151,611.36/x
  3. Step 3: Cross multiply
    351,140.16x = 527,005.20 × 151,611.36
  4. Step 4: Simplify right side
    351,140.16x = 79,899,975,099.07
  5. Step 5: Solve for x
    x = 79,899,975,099.07/351,140.16
  6. Step 6: Final answer
    x = 227,544.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.